GB8521384D0 - Image display - Google Patents

Image display

Info

Publication number
GB8521384D0
GB8521384D0 GB858521384A GB8521384A GB8521384D0 GB 8521384 D0 GB8521384 D0 GB 8521384D0 GB 858521384 A GB858521384 A GB 858521384A GB 8521384 A GB8521384 A GB 8521384A GB 8521384 D0 GB8521384 D0 GB 8521384D0
Authority
GB
United Kingdom
Prior art keywords
image display
image
display
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB858521384A
Other versions
GB2164190A (en
GB2164190B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Casio Computer Co Ltd
Original Assignee
Casio Computer Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP59181885A external-priority patent/JPH0657058B2/en
Priority claimed from JP60075570A external-priority patent/JPH0657059B2/en
Application filed by Casio Computer Co Ltd filed Critical Casio Computer Co Ltd
Publication of GB8521384D0 publication Critical patent/GB8521384D0/en
Publication of GB2164190A publication Critical patent/GB2164190A/en
Application granted granted Critical
Publication of GB2164190B publication Critical patent/GB2164190B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3674—Details of drivers for scan electrodes
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3685—Details of drivers for data electrodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/12—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays
    • H04N3/127—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays using liquid crystals
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0264—Details of driving circuits
    • G09G2310/027—Details of drivers for data electrodes, the drivers handling digital grey scale data, e.g. use of D/A converters
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G09G3/2014—Display of intermediate tones by modulation of the duration of a single pulse during which the logic level remains constant
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3614—Control of polarity reversal in general

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
GB08521384A 1984-08-31 1985-08-28 Image display apparatus Expired GB2164190B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59181885A JPH0657058B2 (en) 1984-08-31 1984-08-31 Image display device
JP60075570A JPH0657059B2 (en) 1985-04-10 1985-04-10 Image display device

Publications (3)

Publication Number Publication Date
GB8521384D0 true GB8521384D0 (en) 1985-10-02
GB2164190A GB2164190A (en) 1986-03-12
GB2164190B GB2164190B (en) 1988-03-02

Family

ID=26416710

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08521384A Expired GB2164190B (en) 1984-08-31 1985-08-28 Image display apparatus

Country Status (3)

Country Link
US (1) US4775891A (en)
DE (1) DE3531210A1 (en)
GB (1) GB2164190B (en)

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JPS63229430A (en) * 1987-03-18 1988-09-26 Nec Corp Liquid crystal display
JP2555420B2 (en) * 1988-08-29 1996-11-20 株式会社日立製作所 LCD matrix panel halftone display drive circuit
US7212181B1 (en) 1989-03-20 2007-05-01 Hitachi, Ltd. Multi-tone display device
JPH02245793A (en) * 1989-03-20 1990-10-01 Hitachi Ltd Matrix display device
EP0391655B1 (en) * 1989-04-04 1995-06-14 Sharp Kabushiki Kaisha A drive device for driving a matrix-type LCD apparatus
US5185602A (en) * 1989-04-10 1993-02-09 Cirrus Logic, Inc. Method and apparatus for producing perception of high quality grayscale shading on digitally commanded displays
JPH07101335B2 (en) * 1989-04-15 1995-11-01 シャープ株式会社 Display device drive circuit
JPH03148695A (en) * 1989-07-28 1991-06-25 Hitachi Ltd Liquid crystal display
JP2628760B2 (en) * 1989-09-16 1997-07-09 シャープ株式会社 Display drive
US5233340A (en) * 1989-09-16 1993-08-03 Sharp Kabushiki Kaisha Method of driving a display device
GB2237400B (en) * 1989-10-27 1994-04-20 Eev Ltd Control of liquid crystal display visual properties
EP0458169A3 (en) * 1990-05-15 1993-02-03 Kabushiki Kaisha Toshiba Drive circuit for active matrix type liquid crystal display device
JPH04125588A (en) * 1990-09-17 1992-04-27 Sharp Corp Method for driving display device
DE69115414T2 (en) * 1990-09-28 1996-06-13 Sharp Kk Control circuit for a display device
JP2761128B2 (en) 1990-10-31 1998-06-04 富士通株式会社 Liquid crystal display
CA2063744C (en) * 1991-04-01 2002-10-08 Paul M. Urbanus Digital micromirror device architecture and timing for use in a pulse-width modulated display system
JP2743683B2 (en) * 1991-04-26 1998-04-22 松下電器産業株式会社 Liquid crystal drive
US5255100A (en) * 1991-09-06 1993-10-19 Texas Instruments Incorporated Data formatter with orthogonal input/output and spatial reordering
JP2639764B2 (en) * 1991-10-08 1997-08-13 株式会社半導体エネルギー研究所 Display method of electro-optical device
US6778159B1 (en) * 1991-10-08 2004-08-17 Semiconductor Energy Laboratory Co., Ltd. Active matrix display and a method of driving the same
JP2639763B2 (en) * 1991-10-08 1997-08-13 株式会社半導体エネルギー研究所 Electro-optical device and display method thereof
WO1993013513A1 (en) * 1991-12-24 1993-07-08 Cirrus Logic, Inc. Process for producing shaded images on display screens
US5751265A (en) * 1991-12-24 1998-05-12 Cirrus Logic, Inc. Apparatus and method for producing shaded images on display screens
US5731796A (en) * 1992-10-15 1998-03-24 Hitachi, Ltd. Liquid crystal display driving method/driving circuit capable of being driven with equal voltages
JP2575594B2 (en) * 1993-09-30 1997-01-29 インターナショナル・ビジネス・マシーンズ・コーポレイション Driving method of display device
JP2614410B2 (en) * 1994-01-28 1997-05-28 インターナショナル・ビジネス・マシーンズ・コーポレイション Liquid crystal driving method and liquid crystal driving device
US5659331A (en) * 1995-03-08 1997-08-19 Samsung Display Devices Co., Ltd. Apparatus and method for driving multi-level gray scale display of liquid crystal display device
US5959598A (en) * 1995-07-20 1999-09-28 The Regents Of The University Of Colorado Pixel buffer circuits for implementing improved methods of displaying grey-scale or color images
CA2187044C (en) * 1995-10-06 2003-07-01 Vishal Markandey Method to reduce perceptual contouring in display systems
US6115020A (en) * 1996-03-29 2000-09-05 Fujitsu Limited Liquid crystal display device and display method of the same
US6034663A (en) * 1997-03-10 2000-03-07 Chips & Technologies, Llc Method for providing grey scale images to the visible limit on liquid crystal displays
US6211859B1 (en) 1997-03-10 2001-04-03 Chips & Technologies, Llc Method for reducing pulsing on liquid crystal displays
JP2000029439A (en) * 1998-07-13 2000-01-28 Seiko Instruments Inc Liquid crystal display circuit
KR100275744B1 (en) * 1998-09-18 2000-12-15 윤종용 Lcd controller for graphic and character mixed display
GB9827944D0 (en) * 1998-12-19 1999-02-10 Secr Defence Displays based on multiple digital bit planes
JP4482169B2 (en) * 1999-01-19 2010-06-16 富士フイルム株式会社 Imaging display device
US6771242B2 (en) * 2001-06-11 2004-08-03 Lg. Philips Lcd Co., Ltd. Method and apparatus for driving liquid crystal display
US7227517B2 (en) * 2001-08-23 2007-06-05 Seiko Epson Corporation Electronic device driving method, electronic device, semiconductor integrated circuit, and electronic apparatus
KR100769169B1 (en) * 2001-09-04 2007-10-23 엘지.필립스 엘시디 주식회사 Method and Apparatus For Driving Liquid Crystal Display
KR100769167B1 (en) * 2001-09-04 2007-10-23 엘지.필립스 엘시디 주식회사 Method and Apparatus For Driving Liquid Crystal Display
KR100769168B1 (en) * 2001-09-04 2007-10-23 엘지.필립스 엘시디 주식회사 Method and Apparatus For Driving Liquid Crystal Display
KR100438827B1 (en) * 2001-10-31 2004-07-05 삼성전기주식회사 Method for improving gradation of image, and image display apparatus for performing the method
JP3552699B2 (en) * 2001-11-08 2004-08-11 セイコーエプソン株式会社 Pulse width modulation signal generation circuit, data line drive circuit, electro-optical device, and electronic equipment
US7205986B2 (en) * 2002-12-18 2007-04-17 Semiconductor Energy Laboratory Co., Ltd. Image display device and testing method of the same
JP4624109B2 (en) * 2003-03-25 2011-02-02 株式会社半導体エネルギー研究所 Semiconductor device inspection circuit
JP4016942B2 (en) * 2003-12-10 2007-12-05 セイコーエプソン株式会社 PWM signal generation circuit and display driver
JP2006047997A (en) * 2004-06-30 2006-02-16 Canon Inc Modulation circuit, driving circuit, and output method
EP1800287A4 (en) * 2004-10-12 2009-05-20 Genoa Color Technologies Ltd Method, device and system of response time compensation
US7518602B2 (en) * 2004-12-06 2009-04-14 Semiconductor Energy Laboratory Co., Ltd. Test circuit and display device having the same

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DE2816302C2 (en) * 1978-04-14 1983-11-17 Fresenius AG, 6380 Bad Homburg Display device for measured values
US4412213A (en) * 1978-11-30 1983-10-25 Futaba Denshi Kogyo K.K. Driving circuit for a fluorescent display apparatus having fewer leads
JPS55143652A (en) * 1979-04-25 1980-11-10 Hitachi Ltd Series-parallel signal converter
DE3026392C2 (en) * 1980-02-26 1985-08-22 Sharp K.K., Osaka Display device with an electroluminescent thin-film element for displaying images
US4481511A (en) * 1981-01-07 1984-11-06 Hitachi, Ltd. Matrix display device
US4415891A (en) * 1981-03-17 1983-11-15 Sony Corporation Programmable scan control circuit for providing bar graph display panel with selected scales and marker bars
JPS5919486A (en) * 1982-07-22 1984-01-31 Sony Corp Picture display device
JPS5927687A (en) * 1982-08-04 1984-02-14 Casio Comput Co Ltd Pocketable television receiver

Also Published As

Publication number Publication date
GB2164190A (en) 1986-03-12
DE3531210A1 (en) 1986-03-13
DE3531210C2 (en) 1988-04-21
GB2164190B (en) 1988-03-02
US4775891A (en) 1988-10-04

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020828